Home / 27,975.06-38,610.87-17,907.75

Finding the Fourth Proportional to 27,975.06, 38,610.87 and 17,907.75

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Solution

The fourth proportional to 27,975.06, 38,610.87 and 17,907.75 is: 24,716.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,975.06 : 38,610.87 = 17,907.75 : x
  2. Step 2: Convert to fraction form
    27,975.06/38,610.87 = 17,907.75/x
  3. Step 3: Cross multiply
    27,975.06x = 38,610.87 × 17,907.75
  4. Step 4: Simplify right side
    27,975.06x = 691,433,807.24
  5. Step 5: Solve for x
    x = 691,433,807.24/27,975.06
  6. Step 6: Final answer
    x = 24,716.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.